

#[cfg(test)]
mod tests {
    #[test]
    fn exploration() {
        assert_eq!(2 + 2, 4);
    }

    #[test]
    fn another() {
        let a:u32 =1;
        let b:u32 =2;
        let c:u32 =3;
        let d:u32 =4;
        let e:u32 =5;
        let mut v:String = String::from("");
        v.push(a.to_string().parse().unwrap());
        v.push(",".parse().unwrap());
        v.push(b.to_string().parse().unwrap());
        v.push(",".parse().unwrap());
        v.push(c.to_string().parse().unwrap());
        v.push(",".parse().unwrap());
        v.pop();
        println!("{:?}",v);
    }
}